"use strict";
var d3v3 = require("./d3v3adaptor");
var d3v4 = require("./d3v4adaptor");
;
function d3adaptor(d3Context) {
    if (!d3Context || isD3V3(d3Context)) {
        return new d3v3.D3StyleLayoutAdaptor();
    }
    return new d3v4.D3StyleLayoutAdaptor(d3Context);
}
exports.d3adaptor = d3adaptor;
function isD3V3(d3Context) {
    var v3exp = /^3\./;
    return d3Context.version && d3Context.version.match(v3exp) !== null;
}
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